Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 27.12.2016 beginning time = 1095 min.(UT), 18:15 UT Xbegin = -6.434 nT time of max = 1126 min.(UT), 18:46 UT Xmax = 6.866 nT Y at Xmax = -1.362 nT endtime = 1139 min.(UT), 18:59 UT Xend = 0.510 nT amplitude = 13.300 nT base duration time = 44 min. 2sigma = 6.474 nT duration at 2sigma = 4 min. flagbegin = 0 flagend = 0 flagxcheck = 0